org.apache.solr.search
Class SolrFilter

java.lang.Object
  org.apache.lucene.search.Filter
      org.apache.solr.search.SolrFilter

Direct Known Subclasses:

ValueSourceRangeFilter

public abstract class SolrFilter
extends Filter

A SolrFilter extends the Lucene Filter and adds extra semantics such as passing on weight context info for function queries. Experimental and subject to change.

Constructor Summary

SolrFilter()

Method Summary

abstract void	createWeight(Map context, IndexSearcher searcher) Implementations should propagate createWeight to sub-ValueSources which can store weight info in the context.
DocIdSet	getDocIdSet(AtomicReaderContext context, Bits acceptDocs)
abstract DocIdSet	getDocIdSet(Map context, AtomicReaderContext readerContext, Bits acceptDocs)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SolrFilter

public SolrFilter()

Method Detail

createWeight

public abstract void createWeight(Map context,
                                  IndexSearcher searcher)
                           throws IOException

Implementations should propagate createWeight to sub-ValueSources which can store weight info in the context. The context object will be passed to getDocIdSet() where this info can be retrieved.

Throws:

IOException

getDocIdSet

public abstract DocIdSet getDocIdSet(Map context,
                                     AtomicReaderContext readerContext,
                                     Bits acceptDocs)
                              throws IOException

Throws:

IOException

getDocIdSet

public DocIdSet getDocIdSet(AtomicReaderContext context,
                            Bits acceptDocs)
                     throws IOException

Specified by:

getDocIdSet in class Filter

Throws:

IOException